Author : Sudoku Book
Publisher : Createspace Independent Publishing Platform
Page : 140 pages
File Size : 51,5 Mb
Release : 2017-03-27
Category : Electronic
ISBN : 1544954328
Sudoku Book 400 Extra Hard Puzzles by Sudoku Book Pdf
Sharpen up your mind and improve your memory by playing Sudoku every day. Sudoku stimulates your mind, increases concentration and makes you feel happy by giving you a sense of accomplishment. It is said it can also reduce the chance of developing Alzheimers. This Sudoku puzzle book contains 400 puzzles with a single level of difficulty, so there are no wasted puzzles. There are 4 puzzles per page and solutions are at the end of the book.